What is a London Fog?

A London Fog is an Earl Grey tea latte: strong bergamot-scented Earl Grey combined with steamed or frothed milk and a touch of vanilla, often lightly sweetened.

How do I make a London Fog without an espresso machine?

Brew a strong Earl Grey, stir in vanilla, then froth warmed milk by shaking it in a sealed jar, whisking it in a pan, using a handheld frother, or pumping it in a French press. Pour the milk and foam over the tea.

Why use Earl Grey specifically for a London Fog?

The bergamot and citrus oils in Earl Grey pair naturally with vanilla and cream. That combination is what gives a London Fog its signature flavour; plain black tea makes a fine milky cup but lacks the aromatic lift.

How strong should the tea be for a London Fog?

Strong. Brew a small, concentrated base, about two teaspoons of leaf in a half cup of water, so the tea holds its own against the milk instead of disappearing into it.

August 31, 2026

How to Make a London Fog

The London Fog is one of those drinks that sounds like it has a long and storied history and in fact does not; it is a fairly modern invention with a wonderfully atmospheric name. What it lacks in antiquity it more than makes up for in comfort. At heart it is an Earl Grey latte, strong bergamot-scented tea softened with steamed milk and rounded out with vanilla, and it is the drink to make when the afternoon turns grey and you want something to wrap your hands around. Here is how to build a proper one.

What actually goes in it

Three things, plus optional sweetness. Strong Earl Grey, steamed or well-frothed milk, and vanilla. That is the entire architecture. Everything good about a London Fog comes from getting the tea strong enough to hold its own against the milk, because a timid brew simply disappears into the dairy and leaves you with warm, faintly perfumed milk, which is nobody’s idea of a treat.

Earl Grey is the specific reason this works. The bright citrus oils of a good bergamot tea, and the floral neroli lift in our Black Gold Earl Grey, are the natural partner to vanilla and cream; the three of them together taste like the inside of a very expensive candle, in the best possible way. Plain black tea makes a fine milky cup, but it is the bergamot that turns a London Fog into something you crave. Do not overthink the vanilla, either. A few drops of good extract, or a small measure of vanilla syrup if you prefer it sweeter and rounder, is all it takes; you are after a soft background warmth, not a dessert in a mug.

The recipe, step by step

Brew a small, strong Earl Grey. Use about two teaspoons of leaf in a half cup of water just off the boil, and steep three to five minutes. You want a concentrated base, not a full mug, because the milk will do the lengthening.
While it steeps, add vanilla to your serving mug: about a quarter teaspoon of pure vanilla extract, or a little vanilla syrup if you prefer it sweeter. Add sweetener now too if you use it, honey or sugar, so it dissolves in the hot tea.
Strain the strong tea into the mug and stir to dissolve the vanilla and sweetener.
Steam or heat your milk until hot but not scalding, and froth it if you can. Whole milk gives the richest result, but any milk works.
Pour the hot milk into the tea, holding back the foam with a spoon, then spoon the foam on top. Aim for roughly equal parts tea concentrate and milk, then adjust to taste.

No espresso machine? No problem

You do not need a steam wand to froth milk at home. Any of these will get you a respectable foam:

Jar method: heat the milk, pour it warm into a jar with a tight lid, and shake hard for thirty seconds. It doubles in volume.
Whisk or handheld frother: heat the milk in a pan and whisk briskly, or use an inexpensive battery frother, until foamy.
French press: pour in warm milk and pump the plunger up and down a dozen times for surprisingly good foam.

Warm the milk first in every case; cold milk foams poorly and cools your drink. Aim for milk that is steaming and just too hot to keep a fingertip in comfortably, not boiling; scalded milk turns thin and loses the natural sweetness that makes the whole drink sing.

Variations worth trying

Once you have the basic Fog down, it takes happily to small changes. A London Fog with a whisper of lavender leans floral and calming, though go gently, since a heavy hand makes it taste of soap. A pinch of ground cardamom stirred into the tea nods toward Persian flavours and is genuinely lovely. And for a dairy-free version, oat milk is the standout, because its natural sweetness and body froth beautifully and flatter the bergamot. A closing word on caffeine: this is real black tea, brewed strong, so a London Fog carries a fair amount, more than a milky mug made from a weak brew. A comforting afternoon cup, then, but perhaps not a nightcap. If you do want one late in the evening, simply brew the base a little lighter and lean more heavily on the milk; you keep the flavour and all the comfort while quietly dialling the strength back.